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Figure 3
(a) Design and (b) optical image of the fabricated 15 × 15 quaternary Huffman-like mask. L0, L1, L2 and L3 represent level 0, 1, 2 and 3 of the mask, respectively. |
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Figure 3
(a) Design and (b) optical image of the fabricated 15 × 15 quaternary Huffman-like mask. L0, L1, L2 and L3 represent level 0, 1, 2 and 3 of the mask, respectively. |